validation.py 文件源码

def __init__(self, pattern, options={}, **kwargs):
        """
        :param kwargs: Arguments to pass to Series.str.contains
            (http://pandas.pydata.org/pandas-docs/stable/generated/pandas.Series.str.contains.html)
            pat is the only required argument
        """
        self.pattern = pattern
        self.options = options
        super().__init__(**kwargs)